Product InformationVoltage 110V or 240VPower Input 1010 WattsNo Load Speed 11000 rpmMax. Disc Diameter 115 mmSpindle Thread M14Weight 2.1 kgLength 285 mmHeight 80 mmHand/Arm Vibration - Grinding 7.8 m/s²Uncertainty K 1 (Vibration) 1.5 m/s²Hand/Arm Vibration - Sanding 1.5 m/s²Uncertainty K 1 (Vibration) 2.5 m/s²Sound Pressure 89 dB(A)Sound Pressure Uncertainty 3 dB(A)Sound Power 100 dB(A)Sound Power Uncertainty 3 dB(A)